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Related Concept Videos

Explicit Memories01:27

Explicit Memories

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Explicit memories, also known as declarative memories, are consciously remembered, recalled, and reported. Studying for a chemistry exam involves material that will become part of explicit memory. There are two types of explicit memory: episodic and semantic.
Episodic memory contains information about personally experienced events and is reported as a story. An example of episodic memory is recalling a birthday celebration. This type of memory includes the what, where, and when of an event, as...
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Long-Term Memory01:18

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Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
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Autobiographical memory is a unique type of episodic memory that involves recollecting personal life experiences. It allows individuals to remember significant events from their past, creating a narrative of their lives. One interesting phenomenon related to autobiographical memory is the reminiscence bump. This effect refers to the tendency of adults to recall more events from their second and third decades of life — typically between ages 10 to 30 — than from other periods. This...
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A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze...
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Implicit Memories01:24

Implicit Memories

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Implicit memories, also known as non-declarative memories, are long-term memories that function outside of conscious awareness. These memories influence behavior and skills without explicit knowledge. This type of memory is evident in tasks like playing tennis, snowboarding, and texting. Implicit memory has three subsystems: procedural memory, conditioning, and priming. This type of memory is essential in various activities, from everyday tasks to specialized skills.
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Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or...
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From Knowing to Remembering: The Semantic-Episodic Distinction.

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  • 1School of Psychology, University of East Anglia, Norwich, UK.

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Summary

Episodic and semantic memory, crucial in cognitive neuroscience, are increasingly seen as intertwined rather than distinct. Recent research suggests significant overlap in their neural underpinnings, challenging older views.

Keywords:
anterior temporal lobeconceptual knowledgeepisodic memoryhippocampusreinstatementsemantic memory

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Area of Science:

  • Cognitive Neuroscience
  • Psychology

Background:

  • The distinction between episodic and semantic memory, proposed by Endel Tulving in 1972, is fundamental in cognitive neuroscience.
  • Over the past three decades, accumulating data have challenged the clear-cut separation of these memory systems and their relation to perception and knowledge.

Purpose of the Study:

  • To review recent research on episodic and semantic memory.
  • To highlight similarities and explore the intertwined nature of these memory systems.
  • To re-evaluate the traditional episodic-semantic distinction in light of current evidence.

Main Methods:

  • Review of recent behavioral studies.
  • Analysis of neuropsychological data.
  • Synthesis of neuroimaging findings.

Main Results:

  • Behavioral, neuropsychological, and neuroimaging data reveal significant similarities between episodic and semantic memory.
  • Evidence suggests considerable overlap in the neural correlates of both memory systems.
  • The frontiers between perception and knowledge, and between episodic and semantic memory, are less distinct than previously assumed.

Conclusions:

  • Episodic and semantic memory are inextricably intertwined, despite retaining some distinctiveness.
  • Current data support a more integrated view of memory systems, challenging the traditional rigid distinction.
  • A rethink of the episodic-semantic distinction is warranted based on converging evidence.